Process and apparatus for manufacturing flexible foamed articles

Details Process and apparatus for manufacturing flexible foamed articles Process and apparatus for manufacturing flexible foamed articles

1982-06-30

1985-07-02

Anderson, Philip

Plastic and nonmetallic article shaping or treating: processes

Pore forming in situ

By gas forming or expanding

264 68, 264211, 264DIG5, 264DIG16, 425207, 425378R, 425817C, B29D 2700

Patent

active

045267367

ABSTRACT:
Process and apparatus are disclosed for manufacturing foamed articles such as tubes used as pipe insulation, which tubes are of a high impermeability and flexibility and are formed of a polymer, such as polyethylene or polypropylene, containing up to about 25% of an elastomer.

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